28998839 is an odd 8-digits prime number following 28998838
and preceding 28998840 . In scientific notation, it is written as 2.8998839 × 10^7.
The sum of its digits is 56. It has a total of 1 prime factors and 2 positive divisors.
There are 28998838 positive integers (up to 28998839) that are relatively prime to 28998839.
28998839 has 2 divisors, whose sum is 28998840
The reverse of 28998839 is 93889982
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
twenty-eight million nine hundred ninety-eight thousand eight hundred thirty-nine
Scientific notation
2.8998839 × 10^7
Engineering notation
2.8998839 × 10^6
Prime Factorization
28998839
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
28998839
Product of the distinct prime numbers
The prime factorization of 28998839 is 28998839.
Since it has a total of 1 prime factors.
10 , 3 , 100 , 15 , 39 , 56 , 376 , 4400 , 31800 , 69276 , 110218 , 783569 , 316099 , 688776 , 51265793 , 91369981 , 819593700 , 578008450 , 312960724 , 6957082869
n×2
57997678
n×3
86996517
n×4
115995356
n×5
144994195
n÷2
14499419.5
n÷3
9666279.6666667
n÷3
7249709.75
n÷5
5799767.8
n2
840932663347921
n3
2.4386070914268E+22
n4
7.0716774428543E+29
n5
2.0507043562526E+37
2 √n
5385.0570099118
3 √n
307.22758256004
4 √n
73.382947677998
5 √n
31.079650197621
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
28998840
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
14499420
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5385.0571027613
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999310317
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28998839 can be divided by 2 positive divisors.
The sum of these divisors (counting 28998839) is 28998840, the average is 14499420.
Base
System
Value
2
Binary
1101110100111110010110111
3
Ternary
2000120021221002
4
Quaternary
1232213302313
5
Quinary
24410430324
6
Senary
2513313515
8
Octal
156476267
10
Decimal
28998839
12
Duodecimal
986589b
16
Hexadecimal
1ba7cb7
20
Vigesimal
914h1j
36
Base36
h9jnb
md5
d1e130928350045fe3a074d848471730
sha1
29b5924f2323135c36e3055c0617120ab616098a
sha256
8128fe4ffffc1c07c7666502a9796bb988ca970562276457bb3db11ed453410f
sha512
7e4a9d2f26d77264fef7730c17d40caf8e94a4be97d020953d39952ed3f9b20735b74a9eed1c6fbe0c1aae5782c3788cd692456f86695150bf8f171d1458c755
ripemd-160
fc988c50b281b0334bd262946bdf03e5260af08f
Diameter
57997678
Circumference
182205079.13007
Area
2.6418678773375E+15
Volume
1.0214813497891E+23
Surface area
1.056747150935E+16
Circumference
182205079.13007
Perimeter
115995356
Area
840932663347921
Diagonal
41010551.406874
Surface area
5045595980087526
Volume
2.4386070914268E+22
Space diagonal
50227462.50851
Perimeter
86996517
Area
3.641345246657E+14
Altitude
25113731.254255
Surface area
3.641345246657E+14
Volume
2.8739260183291E+21
Height
13670183.802291